3NB Series Drilling Mud Pump

Author:

The design character of 3NB triplex single acting mud pump is optimum of parameter,increased the stroke lenth and

displacements appropriately,lowered the stroke reasonably,thus improved the service life of expendable parts.

These series mud pumps are widely used in oilfields and other industrial mining enterprises for well drilling and well repairing etc.

It can transport liquid carrier,and inject polymer into oil layer to Requirement of tertiary oil recovery.

3NB series mud pumps are manufactured according to SY5138 standard (China Petroleum Industrial Ministry Standard). This series mud pumps are widely used in oilfields and other industrial mining enterprises for well drilling and well repairing in China. Its price is much more competitive comparing to EMSCO F series drilling pump.

Technical Parameters:

Model	3NB350	3NB500	3NB600	3NB800	3NB1000	3NB1300	3NB1600
Power Rating	350 (257)	500 (368)	600 (441)	800 (588)	1000 (735)	1300 (955)	1600 (1176)
Rated Stroke (SPM)	130	120	135	130	125	120	120
Stroke Length (mm)	180	180	196	273	273	305	305
Gear Ratio	4.483	4.696	4.696	3.482	3.482	3.657	3.657
Valve Size	5#	5#	5#	6#	6#	6#/7#	7#
Liner Size	φ90--φ160	φ100--φ170	φ100--φ180	φ120--φ180	φ120--φ180	φ130--φ190	φ140--φ190
Max. Pressure (Mpa)	31	35	35	35	35	35	35
Max. Displacement	23.51L/S	24.50L/S	33.65L/S	45.13L/S	43.40L/S	51.86L/S	51.86L/S
Inlet Dia. (mm)	203	203	203	254	254	305	309
Outlet Dia. (mm)	76	83	83	101	101	101	128
Dimension LWH (mm)	36002080 2015	36002230 2080	36002230 2080	39002155 2052	46002240 2052	43002450 2513	550028222660
Weight (kg)	8058	9484	11000	17200	18000	21500	27100

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